99 entries under hard topic. ×

22
backbreaking(adjective, difficult, heavy, cruel)
22
disturbing(adjective, difficult, complex, troublesome)
22
grinding(adjective, difficult, cruel, complex)
22
lumpish(adjective, difficult, complex, gravity)
22
massive(adjective, difficult, complex, gravity)
22
operose(adjective, tough, difficult, complex)
22
unbearable(adjective, difficult, complex, painful)
21
complicated(adjective, difficult, complex, awkward)
21
knotty(adjective, difficult, complex, awkward)
21
tricky(adjective, difficult, complex, awkward)
20
complex(adjective, difficult)
20
lumpy(adjective, difficult, complex, gravity)
20
stressful(adjective, difficult, complex)
20
thorny(adjective, difficult, complex)
20
tight(adjective, difficult, complex)
19
ambitious(adjective, difficult, complex)
19
cruel(adjective, difficult, complex, painful)
19
heavyweight(adjective, difficult, heavy, complex)
19
intricate(adjective, difficult, complex, awkward)
19
problematic(adjective, difficult, complex)
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APASmart Define. (2015). burdensome thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/burdensome/thesaurus/synonyms
ChicagoSmart Define. 2015. "burdensome thesaurus" https://smartdefine.org/burdensome/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, burdensome thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/burdensome/thesaurus/synonyms>.
MLASmart Define. "burdensome thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/burdensome/thesaurus/synonyms>